Home / 11,032.40-16,534.20-5,108.60

Finding the Fourth Proportional to 11,032.40, 16,534.20 and 5,108.60

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Solution

The fourth proportional to 11,032.40, 16,534.20 and 5,108.60 is: 7,656.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,032.40 : 16,534.20 = 5,108.60 : x
  2. Step 2: Convert to fraction form
    11,032.40/16,534.20 = 5,108.60/x
  3. Step 3: Cross multiply
    11,032.40x = 16,534.20 × 5,108.60
  4. Step 4: Simplify right side
    11,032.40x = 84,466,614.12
  5. Step 5: Solve for x
    x = 84,466,614.12/11,032.40
  6. Step 6: Final answer
    x = 7,656.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.